Nikki Haley loses the South Carolina primary by 20 points but vows to stay in the race. Donald Trump starts to make a play for her voters—and pivots to the general election with some great reminders of why he lost the last one. Nazis get a warm welcome at CPAC, and attendees throw their support behind VP hopefuls Kristi Noem and Vivek Ramaswamy. And later, Lovett talks with MSNBC's Andrew Weissmann and Strict Scrutiny's Melissa Murray about all the latest Trump legal news and their new book, The Trump Indictments.